Firms

Altimeter Capital
Menlo Park, California · Boston, Massachusetts
Technology-focused investment firm founded by Brad Gerstner in 2008. Altimeter is built by a founder for founders and manages public-equity and private growth funds, partnering with companies from early stages through the public markets. Offices in Menlo Park, California and Boston, Massachusetts.
- Founded
- 2008
- Type
- Venture capital
Team
![]() John Kiernan III Altimeter Capital, Managing Partner and CFO | —— – — | Boston, Massachusetts |
![]() Brad Gerstner Altimeter Capital, Founder, Chairman and CEO | —— – — | San Francisco Bay Area · Boston, Massachusetts |
![]() Apoorv Agrawal Altimeter Capital, Partner | —— – — | |
![]() Clark Tang Altimeter Capital, Partner | —— – — | |
![]() Erik Kriessmann Altimeter Capital, Partner | —— – — | |
![]() Jamin Ball Altimeter Capital, Partner | —— – — | |
![]() Matthew Tolve Altimeter Capital, Managing Partner and General Counsel | —— – — | |
![]() Pauline Yang Altimeter Capital, Partner | —— – — | |
![]() Thomas Reiner Altimeter Capital, Partner | —— – — | |
![]() Vivek Goyal Altimeter Capital, Partner | —— – — |
Co-investing
Baillie Gifford
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Anthropic$30B · 2026-02
Anthropic$13B · 2025-09
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Fidelity Management & Research Company
Anthropic$65B · 2026-05-28
Anthropic$30B · 2026-02
Anthropic$13B · 2025-09
Anduril Industries$2.5B · 2025-06-05
Founders Fund
Anthropic$30B · 2026-02
OpenAI$8.3B · 2025-08-01
Ramp$— · 2025-07-30
Anduril Industries$2.5B · 2025-06-05
Franklin Templeton
Benchling, Inc.$100M · 2021-11-18
Lacework$1.3B · 2021-11-18
GitLab$268M · 2019-09-17
Sands Capital
Anthropic$30B · 2026-02
Ramp$— · 2025-07-30
Anduril Industries$2.5B · 2025-06-05
Bessemer Venture Partners
Anthropic$30B · 2026-02
Boom Supersonic$300M · 2025-12-09
Tiger Global Management
Benchling, Inc.$100M · 2021-11-18
Lacework$1.3B · 2021-11-18
137 Ventures
Ramp$— · 2025-07-30
Adage Capital Management
GitLab$268M · 2019-09-17
Alkeon Capital
GitLab$268M · 2019-09-17
Alkeon Capital Management
GitLab$268M · 2019-09-17
Alpha Wave Global
Anthropic$30B · 2026-02
Andreessen Horowitz
Okta Inc$75M · 2015-09-09
ARK
Boom Supersonic$300M · 2025-12-09
Axel Springer
GitLab$268M · 2019-09-17
Ben Horowitz
Okta Inc$75M · 2014-06-09
Brookfield
Anthropic$65B · 2026-05-28
Capital Group
Anthropic$65B · 2026-05-28
Counterpoint Global
Lacework$1.3B · 2021-11-18
Darsana Capital Partners
Boom Supersonic$300M · 2025-12-09
David Cowan
Boom Supersonic$300M · 2025-12-09
David Weiden
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Definition
Ramp$— · 2025-07-30
Definition Capital
Ramp$— · 2025-07-30
Draper Associates
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DST Global
Anthropic$65B · 2026-05-28
Durable Capital Partners
Lacework$1.3B · 2021-11-18
Emerson Collective
Ramp$— · 2025-07-30
Floodgate Fund
Okta Inc$75M · 2015-09-09
General Atlantic
Anthropic$13B · 2025-09
Glynn Capital
Okta Inc$75M · 2015-09-09
GV (Google Ventures)
Ramp$— · 2025-07-30
Iconiq Capital, LLC
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Index Ventures
Clumio$75M · 2024-02-21
Jackson Moses
Castelion$350M · 2025-12-05
John Luttig
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JPMorganChase
Anthropic$30B · 2026-02
Katherine Boyle
Castelion$350M · 2025-12-05
Liberty Global Ventures
Lacework$1.3B · 2021-11-18
Light Street Capital
GitLab$268M · 2019-09-17
Lone Pine Capital
Benchling, Inc.$100M · 2021-11-18
Lugard Road Capital
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Lux Capital
Ramp$— · 2025-07-30
Menlo Ventures
Anthropic$30B · 2026-02
Morgan Stanley
Anthropic$30B · 2026-02
NewView Capital
Clumio$75M · 2024-02-21
Ontario Teachers' Pension Plan
Anthropic$13B · 2025-09
Operator Collective
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Robinhood Ventures
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Situational Awareness
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Snowflake Ventures
Lacework$1.3B · 2021-11-18
Thrive Capital
Ramp$— · 2025-07-30
TowerBrook
Anthropic$30B · 2026-02
TPG Biotech
OpenAI$8.3B · 2025-08-01
Trae Stephens
Anduril Industries$2.5B · 2025-06-05
Two Sigma Ventures
GitLab$268M · 2019-09-17
WCM Investment Management
Anthropic$13B · 2025-09
Whale Rock Capital Management
Anthropic$30B · 2026-02
Y Combinator
Boom Supersonic$300M · 2025-12-09
























